45345245129 has 2 divisors, whose sum is σ = 45345245130. Its totient is φ = 45345245128.

The previous prime is 45345245119. The next prime is 45345245161. The reversal of 45345245129 is 92154254354.

45345245129 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41463955129 + 3881290000 = 203627^2 + 62300^2 .

It is a cyclic number.

It is not a de Polignac number, because 45345245129 - 2¹² = 45345241033 is a prime.

It is a super-4 number, since 4×45345245129⁴ (a number of 44 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45345245129.

It is not a weakly prime, because it can be changed into another prime (45345245119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22672622564 + 22672622565.

It is an arithmetic number, because the mean of its divisors is an integer number (22672622565).

Almost surely, 2^45345245129 is an apocalyptic number.

It is an amenable number.

45345245129 is a deficient number, since it is larger than the sum of its proper divisors (1).

45345245129 is an equidigital number, since it uses as much as digits as its factorization.

45345245129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864000, while the sum is 44.

The spelling of 45345245129 in words is "forty-five billion, three hundred forty-five million, two hundred forty-five thousand, one hundred twenty-nine".